
Postman
Proxyman.io
ngrok
Hoppscotch
HTTP Toolkit
Fiddler
Warp
A Powerful API Mocking and Testing Tool

Claude Code
GitHub Copilot
Cursor
VS Code
OpenClaw
Claude for Desktop
opencode
Codex is a VS Code extension that allows any engineer to attach comments, questions or any kind of content to specific lines of code.

Which is more popular?
Based on our record, Requestly seems to be a lot more popular than Codex. While we know about 35 links to Requestly, we've tracked only 1 mention of Codex.
Website, pricing, platforms and company facts side by side.
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| Website | requestly.com | usecodex.com |
| Pricing | — | |
| Platforms | — | |
| Company | Startup from the United States · 20 - 49 employees · 2021 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


Requestly is a modern and powerful companion for API Development and Testing. It is an open-source tool purpose-built to speed up and simplify API development workflow for developers and QAs. It is a combination of API Client and HTTP Interceptor that helps create and share API Contracts, testing...
No description of Codex yet.
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
No analysis of Codex yet.
Walkthroughs and reviews on video.
Get Started with Requestly
More videos
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How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Requestly and Codex.
Requestly's answer
Requestly's answer
Front-end developers, QAs, PMs, Digital Marketers
Requestly's answer
Requestly is an open-source API development and testing tool that combines the capabilities of an API Client and HTTP Interceptor, making it a better alternative to Postman + Charles Proxy. It simplifies API mocking, request modification, and debugging with an intuitive no-code interface, enabling developers and QAs to test APIs efficiently.
Share your experience with using Requestly and Codex. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


On the pricing front, Requestly strikes a balance between affordability and functionality. It is an open-source tool, offering freemium to individual developers and affordable pricing plans for team collaboration. We...
We have no reviews of Codex yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


If you want to try a local-first workflow, you can start using Requestly here: https://requestly.com. - Source: dev.to / 11 months ago
That’s where automation changes the game. By pairing Cursor, an AI-powered coding assistant, with Requestly's local-first API testing and mocking platform, you can offload the grunt work of writing tests to AI while keeping execution... - Source: dev.to / 11 months ago
Requestly is a versatile browser extension and web client used to intercept, mock, and debug APIs in real-time—perfect for frontend developers. - Source: dev.to / over 1 year ago
Our company, Codex, is live on Product Hunt now and we'd love your support via an upvote! - Source: dev.to / about 4 years ago
When comparing Requestly and Codex, you can also consider the following products.


Transform hours of debugging into seconds with a single command. Experience coding at thought-speed with Claude's AI that understands your entire codebase—no more context switching, just breakthrough results.
Compare Claude Code to Requestly or Codex:

Proxyman is a high-performance macOS app, which enables developers to view HTTP/HTTPS requests from apps and domains.
Compare Proxyman.io to Requestly or Codex:

Your AI pair programmer. With GitHub Copilot, get suggestions for whole lines or entire functions right inside your editor.
Compare GitHub Copilot to Requestly or Codex:

ngrok enables secure introspectable tunnels to localhost webhook development tool and debugging tool.
Compare ngrok to Requestly or Codex:

The AI-first Code Editor. Build software faster in an editor designed for pair-programming with AI.
Compare Cursor to Requestly or Codex: